From 632f1335893998041f66a25d3809ad719f8557b7 Mon Sep 17 00:00:00 2001
From: "Eric S. Raymond" <esr@thyrsus.com>
Date: Thu, 8 Oct 1998 05:31:22 +0000
Subject: Use alloca where possible.

svn path=/trunk/; revision=2076
---
 unmime.c | 17 ++++++++++-------
 1 file changed, 10 insertions(+), 7 deletions(-)

(limited to 'unmime.c')

diff --git a/unmime.c b/unmime.c
index 0f0dcf42..32a4ed72 100644
--- a/unmime.c
+++ b/unmime.c
@@ -14,6 +14,13 @@
 
 #include <string.h>
 #include <stdlib.h>
+#if defined(HAVE_ALLOCA_H)
+#include <alloca.h>
+#else
+#ifdef _AIX
+ #pragma alloca
+#endif
+#endif
 #include <ctype.h>
 #include "fetchmail.h"
 
@@ -363,7 +370,7 @@ int MimeBodyType(unsigned char *hdrs, int WantDecode)
       XferEncOfs = NxtHdr;
       p = nxtaddr(NxtHdr);
       if (p != NULL) {
-	XferEnc = (char *)xmalloc(strlen(p) + 1);
+	XferEnc = (char *)alloca(strlen(p) + 1);
 	strcpy(XferEnc, p);
 	HdrsFound++;
       }
@@ -394,7 +401,7 @@ int MimeBodyType(unsigned char *hdrs, int WantDecode)
       } while ( (p != NULL) && ((*(p+1) == '\t') || (*(p+1) == ' ')) );
       if (p == NULL) p = NxtHdr + strlen(NxtHdr);
 
-      CntType = (char *)xmalloc(p-NxtHdr+2);
+      CntType = (char *)alloca(p-NxtHdr+2);
       strncpy(CntType, NxtHdr, (p-NxtHdr));
       *(CntType+(p-NxtHdr)) = '\0';
       HdrsFound++;
@@ -402,7 +409,7 @@ int MimeBodyType(unsigned char *hdrs, int WantDecode)
     else if (strncasecmp("MIME-Version:", NxtHdr, 13) == 0) {
       p = nxtaddr(NxtHdr);
       if (p != NULL) {
-	MimeVer = (char *)xmalloc(strlen(p) + 1);
+	MimeVer = (char *)alloca(strlen(p) + 1);
 	strcpy(MimeVer, p);
 	HdrsFound++;
       }
@@ -456,10 +463,6 @@ int MimeBodyType(unsigned char *hdrs, int WantDecode)
 
   }
 
-  if (MimeVer) free(MimeVer);
-  if (XferEnc) free(XferEnc);
-  if (CntType) free(CntType);
-
   return BodyType;
 }
 
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